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National Stock Number:
1240-00-829-7374
Federal Supply Class:
1240
National Item Identification Number:
008297374
Description:
RETAINER,OPTICAL ELEMENT
Detail:
A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED.
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Manufacturer Information:
| 10542159 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| STYLE DESIGNATOR | SHOULDERED | | SHOULDER DIAMETER | 0.560 INCHES NOMINAL | | SHOULDER LENGTH | 0.141 INCHES NOMINAL | | TAPERED HOLE MINOR DIAMETER | 0.480 INCHES MINIMUM AND | | 0.490 INCHES MAXIMUM | | TAPER ANGLE IN DEG | 10.0 | | OVERALL LENGTH | 0.281 INCHES NOMINAL | | FLANGE THREAD SIZE | 0.688 IN.-32 UN-2A | | MATERIAL | ALUMINUM ALLOY 2024 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6, T351 FED SPEC SINGLE MATERIAL RESPONSE | | SURFACE TREATMENT | ANODIZE | | DRIVE TYPE | SLOTTED | | HOLE OR SLOT QUANTITY | 2 | | WIDTH | 0.047 INCHES NOMINAL | | DEPTH | 0.062 INCHES NOMINAL | | DRIVE FACILITY ANGULAR SPACING IN DEG | 180.0 | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | SETSCREW NOTCH | NOT PROVIDED | | FSC APPLICATION DATA | PERISCOPE XM44 | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19200 | | DESIGN CONTROL REFERENCE | 10542159 |
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